Gate rail support block



FIG. 1 is a perspective view of a gate rail support block showing my newdesign;

FIG. 2 is a front view thereof, the rear view being the same;

FIG. 3 is a side view thereof, the opposite side view being the same;and,

FIG. 4 is a top view thereof, the bottom view being the same.

The broken lines shown in FIGS. 1 and 2 illustrate portions of the gaterail support block that form no part of the claimed design. The dash dotline shown in FIG. 1 illustrates a boundary and forms no part of theclaimed design.

CLAIM The ornamental design for a gate rail support block, as shown anddescribed.